Home / 298,979,324.10-448,468,986.15-270,281,510.10

Finding the Fourth Proportional to 298,979,324.10, 448,468,986.15 and 270,281,510.10

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Solution

The fourth proportional to 298,979,324.10, 448,468,986.15 and 270,281,510.10 is: 405,422,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,979,324.10 : 448,468,986.15 = 270,281,510.10 : x
  2. Step 2: Convert to fraction form
    298,979,324.10/448,468,986.15 = 270,281,510.10/x
  3. Step 3: Cross multiply
    298,979,324.10x = 448,468,986.15 × 270,281,510.10
  4. Step 4: Simplify right side
    298,979,324.10x = 121,212,874,809,637,984
  5. Step 5: Solve for x
    x = 121,212,874,809,637,984/298,979,324.10
  6. Step 6: Final answer
    x = 405,422,265.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.